218976740

素因数分解:

$2^2\times 5^1\times {\mathrm{2879}}^1\times {\mathrm{3803}}^1$

素因数の和:6691

約数の個数: 24

約数和(自身を含む): 460131840

約数和(自身を除く): 241155100

約数列:

[1, 2, 4, 5, 10, 20, 2879, 3803, 5758, 7606, 11516, 14395, 15212, 19015, 28790, 38030, 57580, 76060, 10948837, 21897674, 43795348, 54744185, 109488370, 218976740]

約数ペア:

[(1, 218976740), (2, 109488370), (4, 54744185), (5, 43795348), (10, 21897674), (20, 10948837), (2879, 76060), (3803, 57580), (5758, 38030), (7606, 28790), (11516, 19015), (14395, 15212)]